The Aua transect on Tutuila island in the remote island territory of American Samoa recently celebrated its 100th anniversary, and scientists from throughout the region traveled to the island to celebrate and conduct the 100th year transect survey.

USC Sea Grant’s Collaborative, Applied Fisheries Research

It seems like the premise of a horror movie: giant armies of purple sea urchins mysteriously congregating, marching across the sea floor, and mowing down entire kelp forests. But alas, this is no movie.